Results 21 to 30 of about 96,871 (284)

Phytoestrogens reduce the effect of polychlorinated biphenyls on the contractility of bovine myometrium in vitro

open access: yesVeterinární Medicína, 2007
Proper regulation of uterine contractility, both spontaneous and oxytocin (OT)-amplified, is essential for successful fertilization and maintenance of gestation.
M. Wrobel, J. Kotwica
doaj   +1 more source

Use of Desulfovibrio and Escherichia coli Pd-nanocatalysts in reduction of Cr(VI) and hydrogenolytic dehalogenation of polychlorinated biphenyls and used transformer oil [PDF]

open access: yes, 2012
BACKGROUND Desulfovibrio spp. biofabricate metallic nanoparticles (e.g. ‘Bio-Pd’) which catalyse the reduction of Cr(VI) to Cr(III) and dehalogenate polychlorinated biphenyls (PCBs). Desulfovibrio spp.
Baxter-Plant, VS   +7 more
core   +1 more source

Persistent organic pollutant burden, experimental POP exposure and tissue properties affect metabolic profiles of blubber from grey seal pups [PDF]

open access: yes, 2018
Persistent organic pollutants (POPs) are toxic, ubiquitous, resist breakdown, bioaccumulate in living tissue and biomagnify in food webs. POPs can also alter energy balance in humans and wildlife.
Bennett, Kimberley A.   +5 more
core   +4 more sources

Descripción de casos registrados en el Centro Nacional de Toxicología (MSPyBS) por exposición debida a incendio de transformadores fuera de uso

open access: yesMemorias del Instituto de Investigaciones en Ciencias de la Salud, 2018
En octubre de 2015 el depósito de transformadores fuera de uso de la Administración Nacional de Electricidad (ANDE) ubicado en San Lorenzo (Paraguay), sufrió un incendio de gran magnitud, con destrucción de transformadores, condensadores, y otros ...
Stella Presentado de Nuñez   +2 more
doaj   +1 more source

Base-catalysed decomposition of polychlorinated biphenyls in transformer oils by mixture of sodium hydroxide, glycerol and iron [PDF]

open access: yesRoyal Society Open Science, 2018
In this research, a method based on base-catalysed decomposition (BCD) was developed using sodium hydroxide and glycerol for dechlorination of transformer oils with low levels of polychlorinated biphenyls (PCBs).
Milad Akhondi, Ali A. Dadkhah
doaj   +1 more source

Enrichment and Identification of Askarel oil (PCB blend) degrading bacteria enriched from landfill sites in Edo State, Nigeria. [PDF]

open access: yes, 2011
Microbial degradation following aerobic biodegradation is one of the means used by microorganisms for the removal of persistent organic pollutants from the soil. Bacterial species namely: Pseudomonas, Micrococcus Arthrobacter and Acinetobacter capable of
Nwinyi, Obinna
core   +1 more source

Bioaccumulation modelling and sensitivity analysis for discovering key players in contaminated food webs: the case study of PCBs in the Adriatic Sea [PDF]

open access: yes, 2015
Modelling bioaccumulation processes at the food web level is the main step to analyse the effects of pollutants at the global ecosystem level. A crucial question is understanding which species play a key role in the trophic transfer of contaminants to ...
Marianna Taffi a, D   +3 more
core   +1 more source

Effect of polychlorinated biphenyls (Aroclor-1248) on the secretory function of bovine luteal cells affected by LH, noradrenaline and high density lipoproteins

open access: yesVeterinární Medicína, 2003
The corpus luteum (CL), formed from the ruptured follicle, is required for the course of normal cyclicity and the duration of pregnancy in females. The influence of a mixture of polychlorinated biphenyls - PCBs (Aroclor-1248) - on the secretory function ...
J. Mlynarczuk, R. Amarowicz, J. Kotwica
doaj   +1 more source

Uptake of PCBs into sediment dwellers and trophic transfer in relation to sediment conditions in the Salish Sea

open access: yesFACETS, 2022
We examined uptake of polychlorinated biphenyls (PCBs) into various marine sediment feeders relative to physical and geochemical factors and transfer to higher trophic levels.
Brenda J Burd   +2 more
doaj   +1 more source

Advances in bioleaching as a sustainable method for metal recovery from e-waste:A review [PDF]

open access: yes, 2019
Electronic waste (e-waste) accumulation on earth is a serious environmental challenge. The need for heavy metal recovery, together with the profitability of precious and base metals, are strong incentives for researchers to find a sustainable method for ...
Bahaloo-Horeh, Nazanin   +4 more
core   +1 more source

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